Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9JPM callsign genealogy
Currently held by McGOWAN, MICHAEL W
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by K9JPM's current licensee, walking backwards.
- McGOWAN, MICHAEL WILgranted 2008-07-01cancelled 2009-04-11
Successor callsigns
Callsigns held now by people who previously held K9JPM.
No current licensee on record previously held this callsign.